Lyndon Simkin

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The authors implemented strategies to maximize cohort retention to avert loss of statistical power and minimize bias in a longitudinal evaluation of a middle school HIV/STD prevention intervention. A retention rate of 80% of the baseline sample (n = 2,975) at six months and 73% at 18 months was achieved despite high reported rates of student mobility and a(More)
Different consumers have varying desires and interests: witness the extensive array of products on supermarket shelves. This variety stems from diverse buying practices and basic variations of customers' needs and the benefits they seek from products. It is almost impossible to satisfy all customers in a market with a single product or service. Companies(More)
Strategic marketing planning is now widely adopted by business-to-business organizations. While marketing planning principles are well established, practitioners attempting to implement the process often find their progress impeded by a variety of barriers. These barriers are explored through a review of published evidence and case study analysis of several(More)
This paper investigates how senior managers interpret and react to the strategic threats and opportunities presented by digital technologies. Strategy studies focus on one type of actor or organizational context. Instead, we considered various firms, roles and expertise. We conducted 20 hours of in-depth, elite interviews with 15 senior managers from client(More)
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